6 letter words:
barber10,
5 letter words:
barbe9,
barer7,
barre7,
rebar7,
4 letter words:
abbe8,
babe8,
barb8,
bare6,
bear6,
brae6,
rare4,
rear4,
3 letter words:
ebb7,
arb5,
bar5,
bra5,
brr5,
reb5,
are3,
ear3,
era3,
err3,
2 letter words:
ab4,
ba4,
be4,
ae2,
ar2,
er2,
re2,